A further appeal has been issued by police after a man was stabbed in Shipley.
The attack, in which a 38-year-old man was stabbed, happened outside a pub in Crag Road at around 6.30pm on Wednesday.
Some people are believed to have filmed the incident on their mobile phones and detectives are keen to see this footage.
The victim remains in hospital in a stable condition.
It is not yet known what implement he was stabbed with.
Two men, aged 39 and 33, who were arrested on suspicion of assault have been released on bail pending further enquiries. A 35-year-old man and a 38-year-old woman who were also arrested on suspicion of assault have been released without charge.
Anyone with further information is asked to call Airedale and North Bradford CID on 101 or Crimestoppers on 0800 555111.